> -----Original Message----- > From: fedora-list-bounces@xxxxxxxxxx > [mailto:fedora-list-bounces@xxxxxxxxxx] On Behalf Of David Timms > Sent: Monday, April 03, 2006 9:22 AM > To: For users of Fedora Core releases > Subject: Re: Got my first EDAC error today > > Roger Heflin wrote: > >> -----Original Message----- > >> From: fedora-list-bounces@xxxxxxxxxx > >> [mailto:fedora-list-bounces@xxxxxxxxxx] On Behalf Of Steve Snyder > >> Sent: Sunday, April 02, 2006 6:54 AM > >> To: fedora-list@xxxxxxxxxx > >> Subject: Got my first EDAC error today > >> > >> Got my first error report from the shiny-new EDAC driver today. A > >> kWriteD window popped up and displayed: > >> > >> EDAC MC0: UE page 0x2c, offset 0x0, grain 4096, row 0, labels > >> "": i82860 UE > >> > >> Great. Now where do I find how to interpret these error reports? > > > > Some questions: > > > > Does your system have ECC ram? If you don't have ECC and/or your > > chipset is not supported EDAC will pretty much only check > PCI parity. > > Given that it is reporting i82860 I would guess that your > chipset is > > supported, and that it believes that you have ECC> > > > > UE means uncorrectable error which means that more than 1 bit was > > messed up in your memory, generally you won't get these without > > getting lots of single big (CE) errors. > > > > You can check /proc/mc/0 that may give you better > information, where > > the "" is is supposed to be a label to the dimm location on the > > motherboard, no one has yet mapped the locations that will > be listed > > to actual locations on most motherboards. > > > Steve, > fyi: I posted a week ago: > http://marc.theaimsgroup.com/?t=114347126500003&r=1&w=2 > > no responses here, so I checked on fedora-forum: see some info there: > http://forums.fedoraforum.org/showthread.php?p=492760 > > I still don't know if this is a true indication of bad ram, > or is it just that the module is loaded incorrectly when I > don't have ecc ram ? > > Note that on my machine, the /proc/mc folder/stats does not exist. > Do you have such an interface ? what does it say ? The development version has /proc/mc the current production kernels don't. They will eventually have /sys equivalents, I forgot that the production kernels don't as of yet have the /sys equivalent, or the older /proc stuff. See bluesmoke.sourceforge.net for the development version of the software, there is also a mailing list for it there. Roger
